Base | Representation |
---|---|
bin | 1001100100100… |
… | …1110011101011 |
3 | 2210112201222111 |
4 | 2121021303223 |
5 | 40234220303 |
6 | 3552303151 |
7 | 665153104 |
oct | 231116353 |
9 | 83481874 |
10 | 40148203 |
11 | 20731a37 |
12 | 11541ab7 |
13 | 8419144 |
14 | 54913ab |
15 | 37d0b6d |
hex | 2649ceb |
40148203 has 12 divisors (see below), whose sum is σ = 43123752. Its totient is φ = 37248000.
The previous prime is 40148201. The next prime is 40148231. The reversal of 40148203 is 30284104.
It is not a de Polignac number, because 40148203 - 21 = 40148201 is a prime.
It is a super-2 number, since 2×401482032 = 3223756408258418, which contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (40148201) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 159828 + ... + 160078.
It is an arithmetic number, because the mean of its divisors is an integer number (3593646).
Almost surely, 240148203 is an apocalyptic number.
40148203 is a deficient number, since it is larger than the sum of its proper divisors (2975549).
40148203 is an equidigital number, since it uses as much as digits as its factorization.
40148203 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 462 (or 365 counting only the distinct ones).
The product of its (nonzero) digits is 768, while the sum is 22.
The square root of 40148203 is about 6336.2609636914. The cubic root of 40148203 is about 342.4170413744.
The spelling of 40148203 in words is "forty million, one hundred forty-eight thousand, two hundred three".
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